diff --git a/Integrations/ESPHome/Core.yaml b/Integrations/ESPHome/Core.yaml
index 78aa6df..2d4caac 100644
--- a/Integrations/ESPHome/Core.yaml
+++ b/Integrations/ESPHome/Core.yaml
@@ -353,7 +353,7 @@ sensor:
       filters:
         - lambda: return x - id(sen55_humidity_offset).state;
       accuracy_decimals: 1
-    voc:
+    voc_index:
       name: "SEN55 VOC"
       id: sen55_voc
       on_value:
@@ -370,7 +370,7 @@ sensor:
         gating_max_duration_minutes: 180
         std_initial: 50
         gain_factor: 230
-    nox:
+    nox_index:
       name: "SEN55 NOX"
       id: sen55_nox
     acceleration_mode: low